Home / 15,341.22-22,899.83-13,163.94

Finding the Fourth Proportional to 15,341.22, 22,899.83 and 13,163.94

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Solution

The fourth proportional to 15,341.22, 22,899.83 and 13,163.94 is: 19,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,341.22 : 22,899.83 = 13,163.94 : x
  2. Step 2: Convert to fraction form
    15,341.22/22,899.83 = 13,163.94/x
  3. Step 3: Cross multiply
    15,341.22x = 22,899.83 × 13,163.94
  4. Step 4: Simplify right side
    15,341.22x = 301,452,021.04
  5. Step 5: Solve for x
    x = 301,452,021.04/15,341.22
  6. Step 6: Final answer
    x = 19,649.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.